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प्रश्न
Complete the stages in electric generator using wind energy.
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उत्तर
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संबंधित प्रश्न
There are four fuels which all contain only carbon and hydrogen. The fuel having highest calorific value will be one which has:
(a) more of carbon but less of hydrogen
(b) less of carbon but more of hydrogen
(c) equal proportions of carbon and hydrogen
(d) less of carbon as well as less of hydrogen
Flowing water can rotate a turbine. Which type of energy is used up by the turbine?
State two advantages of producing hydroelectricity.
State two disadvantages of producing hydroelectricity.
The harnessing of which of the following leads to the destruction of large eco-systems?
(a) thermal power
(b) tidal power
(c) hydro power
(d) geothermal power
Describe how hydro-energy can be converted into electrical energy.
Write any two limitations of hydro-energy.
Explain the difference between conventional and non-conventional sources of energy.
Give scientific reasons:
Hydroelectric energy, solar energy and wind energy are called renewable energies.
Give your opinion about whether hydroelectric plants are environment friendly or not?
What are the advantages of hydroelectric power generation ?
Wind turbines with capacity are commercially available.
Find an odd one out.
Major hydroelectric power plants in India
In a windmill, the rotating blades drive the turbine and the turbine in turn drives the generator to generate electricity.
In a hydroelectric power plant, the potential energy in water stored in a dam is converted into kinetic energy.
Observe the given diagram and answer the questions.
- Which type of energy is generated?
- This power station depends on which factors?
- Is it environment friendly?
Explain the stages in electric generation from the given schematic diagram.
In a hydropower plant:
